Sig P320 Compatible Lower Parts Kit for 9/40/357 - Complete LPK

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Your Price: $299.99
New In Stock and Ready To Ship! Your complete Sig compatible Lower Parts Kit to finish your Sig Sauer P320 or P320 compatible gun frame insert (Fire Control Unit). This complete lower parts kit includes all upgraded pieces along with the necessary slide catch lever kit, slide takedown lever, and upgraded flat trigger. This kit is completely compatible with any upgraded Sig P320 slide in 9mm, .40S&W, and .357 SIG. This kit will not work with the .45 ACP Sig P320 or P320 .45 compatible build as there are a few pieces that are different. This complete lpk has been torture tested with over 5,000 rounds down range and proven to be reliable in any situation. Finished in Black.
Part Number: 32CLPK-BLK
Availability: In Stock.
New In Stock and Ready To Ship!  Your complete Sig compatible Lower Parts Kit to finish your Sig Sauer P320 or P320 compatible gun frame insert (Fire Control Unit). This complete lower parts kit includes all upgraded pieces along with the necessary slide catch lever kit, slide takedown lever, and upgraded flat trigger. This kit is completely compatible with any upgraded Sig P320 slide in 9mm, .40S&W, and .357 SIG. It will not work with the .45 ACP Sig P320 or P320 .45 compatible build as there are a few pieces that are different. This complete lpk has been torture tested with over 5,000 rounds down range and proven to be reliable in any situation.  Finished in Black.

Sig P320 Compatible Lower Parts Kit to Complete P320 Frame Features:



  • Hardened steel pins
  • All upgraded pieces to work with the newest version from Sig Sauer
  • Includes the following pieces:
    • Upgraded Flat Trigger
    • Sear Housing
    • Sear
    • Safety Lever
    • Trigger Bar
    • Takedown Safety Lever
    • Takedown Lever with O-Ring
    • Mechanical Disconnector
    • Trigger Bar Spring
    • Sear Spring X2
    • Takedown Safety Lever Spring
    • Sear Housing Pin
    • Trigger Bar Stop Pin
    • Sear Pin
    • Slide Catch Lever Pin
    • Safety Lever Pivot Pin
    • Slide Catch Lever Kit
  • Upgraded to include the flat trigger
  • Finished in Black